Main content

Caterpillar

785G Mining Truck

Nominal Rated Payload

152 ton (US)

138 t

Engine Model

Cat® 3512E

Cat® 3512E

Gross Power – SAE J1995

1600 HP

1193 kW

Overview

What will it take to boost your bottom line? The efficiency gains that come from a transmission designed to deliver a smoother ride and better speed on grade? An engine that gives you a choice of power options, so you can either match your current fleet or reduce cycle times? The productivity increase that comes when operators are working comfortably in a large, quiet cab with ergonomic controls? With the Cat® 785G, you get all of this — and more.

Media

Photos

Videos

360° View

Exterior

360° Exterior view. Double click on the image to zoom in on any area of the product.

Interior

360° interior view. Double click on the image to zoom in on any area of the product.

Details

Specifications

Spec Value
Engine Model Cat® 3512E Cat® 3512E
Gross Power – SAE J1995 1600 HP 1193 kW
Bore 6.7 in 170 mm
Stroke 8.5 in 215 mm
Displacement 3573 in³ 58.56 l
Note (1) Power rating conditions: – At 1,650 rpm rated speed based on SAE J1995:2014 standard air inlet conditions of 25° C (77° F) and 99 kPa (29.31 in Hg) dry barometric pressure. – Based on fuel of 35° API gravity (at 15.6° C or 60° F) having a LHV of 42 780 kJ/kg (18,390 Btu/lb) when used at 29° C (84.2° F). Power rating conditions: – At 1,650 rpm rated speed based on SAE J1995:2014 standard air inlet conditions of 25° C (77° F) and 99 kPa (29.31 in Hg) dry barometric pressure. – Based on fuel of 35° API gravity (at 15.6° C or 60° F) having a LHV of 42 780 kJ/kg (18,390 Btu/lb) when used at 29° C (84.2° F).
Note (2) No engine derating required up to 2987 m (9800 ft) altitude per standard conditions. No engine derating required up to 2987 m (9800 ft) altitude per standard conditions.
Note (3) Selectable 1,450 hp configuration. Selectable 1,450 hp configuration.
Emissions Meets U.S. EPA Tier 4 Final / EU Stage V emissions standards. Meets U.S. EPA Tier 4 Final / EU Stage V emissions standards.
Spec Value
Nominal Rated Payload 152 ton (US) 138 t
Chassis Weight 186661 lb 84668 kg
Body Weight – MSD 46738 lb 21200 kg
Nominal Rated Payload (33.00R51 Tires) 152 ton (US) 138 t
Nominal Rated Payload (36.00R51 Tires) 154 ton (US) 140 t
Rated Gross Machine Weight (33.00R51 tires) 550000 lb 249476 kg
Rated Gross Machine Weight (36.00R51 tires) 564000 lb 255826 kg
Note (1) Chassis weight includes standard mandatory attachments, 33R51 tires, all operating fluid levels full and 100% fuel. Chassis weight includes standard mandatory attachments, 33R51 tires, all operating fluid levels full and 100% fuel.
Note (2) Estimated weight of debris is not included in operating chassis weight. Estimated weight of debris is not included in operating chassis weight.
Note (3) Body weight varies depending on body selection and configuration. Body weight varies depending on body selection and configuration.
Note (4) Refer to the Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations. Refer to the Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.
Spec Value
Standard Tire 33.00R51 (E3 and E4) 33.00R51 (E3 and E4)
Optional Tire 36.00R51 (Michelin and Bridgestone) 36.00R51 (Michelin and Bridgestone)
Note (1) Productive capabilities of the 785G truck are such that, under certain job conditions, TKPH (TMPH) capabilities could be exceeded and, therefore, limit production. Productive capabilities of the 785G truck are such that, under certain job conditions, TKPH (TMPH) capabilities could be exceeded and, therefore, limit production.
Note (2) Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection. Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection.
Spec Value
Forward – 1 7.5 mile/h 12.1 km/h
Forward – 2 10.2 mile/h 16.3 km/h
Forward – 3 13.8 mile/h 22.2 km/h
Forward – 4 18.6 mile/h 29.9 km/h
Forward – 5 25.2 mile/h 40.6 km/h
Forward – 6 34 mile/h 54.8 km/h
Reverse 6.8 mile/h 11 km/h
Total Final Drive Reduction Ratio 22.75:1 22.75:1
Top Speed – Loaded 34 mile/h 54.8 km/h
Note Maximum travel speeds with standard 33.00-R51 tires. Maximum travel speeds with standard 33.00-R51 tires.
Spec Value
Cylinder Stroke – Front 12.6 in 320 mm
Cylinder Stroke – Rear 6.5 in 165 mm
Spec Value
Body Raise Time – High Idle 15.2 s 15.2 s
Body Lower Time – Float High Idle 15.9 s 15.9 s
Body Power Down- High Idle 15.9 s 15.9 s
Body Lower Time – Float Low Idle 16.2 s 16.2 s
Note (1) Twin, two-stage hydraulic cylinder mounted outside main frame; double-acting cylinders in second stage. Twin, two-stage hydraulic cylinder mounted outside main frame; double-acting cylinders in second stage.
Note (2) Power raise in both stages; power down in second stage. Power raise in both stages; power down in second stage.
Note (3) Automatic body lower modulation reduces impact on frame. Automatic body lower modulation reduces impact on frame.
Spec Value
Brake Surface – Front 9487 in² 61270 cm²
Brake Surface – Rear 13908 in² 89728 cm²
Standards ISO 3450:2011 ISO 3450:2011
Note Oil cooled four corner hydraulic actuated disc brakes. Oil cooled four corner hydraulic actuated disc brakes.
Spec Value
Front Axle – Empty 48% 48%
Rear Axle – Empty 52% 52%
Front Axle – Loaded – Target 33% 33%
Rear Axle – Loaded – Target 67% 67%
Note Weight distributions optimized with Cat body. Weight distributions optimized with Cat body.
Spec Value
Standard Dual Slope Weight 51892 lb 23538 kg
Standard Dual Slope Volume (SAE 2:1) 102 yd³ 78 m³
Standard MSD Weight 46711 lb 21188 kg
Standard MSD Volume (SAE 2:1) 130 yd³ 99 m³
Note (1) Body weight only. Does not include liners. Body weight only. Does not include liners.
Note (2) Contact your local Cat dealer for site specific body recommendations. Contact your local Cat dealer for site specific body recommendations.
Spec Value
Fuel Tank 410 gal (US) 1552 l
DEF Tank 36 gal (US) 136 l
Cooling System 100 gal (US) 379 l
Engine Crankcase 54 gal (US) 204 l
Differential – Final Drives 139 gal (US) 527 l
Steering Tank 29 gal (US) 110 l
Steering System – Includes Tank 45 gal (US) 170 l
Brake/Hydraulic Tank 135 gal (US) 511 l
Brake Hoist System – Includes Tank 160 gal (US) 606 l
Torque Converter – Transmission System – Including Sump 46 gal (US) 175 l
Note (1) Separate steering system and separate torque converter/transmission system prevents cross contamination. Separate steering system and separate torque converter/transmission system prevents cross contamination.
Note (2) Contact your local Cat dealer for DEF infrastructure recommendations. Contact your local Cat dealer for DEF infrastructure recommendations.
Spec Value
Steering Standards ISO 5010:2007 ISO 5010:2007
Turning Diameter – ISO 7457:1997 (33.00R51 tires) 97.75 ft 29.8 m
Machine Clearance Diameter – ISO 7457:1997 (33.00R51 tires) 108.92 ft 33.2 m
Steering Angle 36 degrees 36 degrees
Spec Value
ROPS Standards ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS and ISO 13459:2012 criteria. ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS and ISO 13459:2012 criteria.
FOPS Standards FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 and ISO 13459:2012 Level II criteria. FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 and ISO 13459:2012 Level II criteria.
Spec Value
Cooling Fan Drive – Direct Drive – Operator Sound Level (ISO 6396:2008) 77 dB(A) 77 dB(A)
Note (1) Testing done per specified standard work cycle procedures and conditions with 50% HVAC blower fan speed. Optional clutch control fan measurement done at 70% of maximum engine cooling fan speed. Testing done per specified standard work cycle procedures and conditions with 50% HVAC blower fan speed. Optional clutch control fan measurement done at 70% of maximum engine cooling fan speed.
Note (2) Hearing protection may be needed when operating with an open operator station/cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment. Hearing protection may be needed when operating with an open operator station/cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.
Cooling Fan Drive – Optional Clutch – Operator Sound Level (ISO 6396:2008) 75 dB(A) 75 dB(A)
Cooling Fan Drive – Direct Drive – Machine Sound Level (ISO 6395:2008) 121 dB(A) 121 dB(A)
Cooling Fan Drive – Optional Clutch – Machine Sound Level (ISO 6395:2008) 120 dB(A) 120 dB(A)
Spec Value
Height – Top of ROPS 17.09 ft 5208 mm
Overall Body Length 39.32 ft 11985 mm
Inside Body Length 27.29 ft 8318 mm
Overall Length 39.23 ft 11957 mm
Wheel Base 17 ft 5180 mm
Rear Axle – Tail 12.56 ft 3829 mm
Ground Clearance 3.29 ft 1004 mm
Dump Clearance 3.7 ft 1128 mm
Loading Height – Empty 17.39 ft 5299 mm
Rear Sidewall Height 2.87 ft 874 mm
Inside Body Depth – Maximum 9.15 ft 2790 mm
Overall Height – Body Raised 39.48 ft 12032 mm
Operating Width 24.72 ft 7535 mm
Centerline Front Tire Width 15.91 ft 4850 mm
Engine Guard Clearance 3.41 ft 1038 mm
Overall Canopy Width 24.81 ft 7562 mm
Outside Body Width 22 ft 6714 mm
Inside Body Width 19.72 ft 6010 mm
Front Canopy Height 19.8 ft 6035 mm
Rear Axle – Clearance 3.25 ft 990 mm
Centerline of Rear Dual Tire Width 14.06 ft 4285 mm
Overall Tire Width 20.59 ft 6277 mm

Standard Equipment

POWER TRAIN

  • 33R51 power train with standard rims
  • Cat 3512E high displacement Tier 4 Final / Stage V engine and aftertreatment
    – Automatic engine and DEF thermal management
    – Automatic low voltage idle management
    – Air cleaner with precleaner (two)
    – Turbocharging (four) with air-to-air aftercooler
    – Mechanical Electronic Unit Injector (MEUI™-A) fuel system
    – Automatic starter protection
    – Automatic ether starting aid
  • Hydraulic braking system:
    – Automatic retarder control, adjustable
    – Oil-cooled, multi-disc (front and rear): Service, retarding, parking, secondary; Anti roll back strategy
    – Engine over speed protection
    – Park brake integrated with gear selector
    – Brake release motor (towing)
    – Extended life brake disc material
  • Transmission:
    – Six-speed, automatic power shift with Electronic Clutch Pressure Control (ECPC)
    – Advanced Productivity Electronic Control Strategy (APECS)
    – Body-up reverse neutralizer
    – Body-up shift inhibitor
    – Downshift/reverse shift inhibitor
    – Directional shift management
    – Enhanced Traction Control System
    – Programmable top gear
    – Oil level sensor
    – Neutral coast inhibitor
    – Neutral start switch
    – Lock-up torque converter
    – Rear axle continuous lubrication/filtration

ELECTRICAL

  • Jump start/battery charge receptacle
  • Ground accessible power control box
    – Ethernet VIMS™ port and VIMS™ lamp
    – Engine starter, transmission and battery lockouts
  • Brushless alternator, 225 amp
  • Alarm, backup
  • 24V electrical system, low maintenance batteries (2) 93 amp-hour
  • LED payload indicator lamps
  • LED lighting system:
    – Backup and hazard lights
    – Curb lights, (one) RH side, (one) LH side
    – Turn signals (front and rear)
    – Engine compartment lights
    – Headlights with low-high beam selector
    – Ladder light and service deck lights
    – Stop/tail lights

OPERATOR ENVIRONMENT

  • Unitized hydraulic powered HVAC with automatic temperature control
  • Four point seat belt for operator seat
  • Power windows
  • Heated mirrors, right and left
  • Heated and ventilated operator seat
  • Operator and trainer air suspension seats
  • Storage locations for operator gear
  • Provision for customer accessory mounting
  • Diagnostic connection port COM3 and Ethernet
  • Dome courtesy light and map lights
  • Fire suppression ready
  • Delayed Engine Shutdown
  • Integrated object detection system with touchscreen display
  • Interactive touchscreen vehicle information display
    – Day/night mode
    – Action alarm
    – Quad gauge display
  • Gauges and indicators panel:
    – Critical oil and coolant temperatures
    – Fuel and DEF level
    – Engine system, brake and transmission fault indicators
    – Speedometer, Tachometer
  • Entertainment radio ready:
    – Speakers
    – Antenna (AM/FM/WB/satellite radio)
    – Radio mounting provisions and 12V power supply
  • Retractable front visor
  • 12V auxiliary power connection
  • ROPS cab, insulated/sound suppressed
  • Hoist, body control (electric)
  • Stairway and walkway access, 600 mm (24 in)
  • Steering wheel, tiltable, telescopic
  • Windshield wiper, intermittent control
  • Self-filling to windshield washer fluid from AC condensate

FLUIDS

  • Extended Life Coolant, –35° C (–30° F)

TECHNOLOGY PRODUCTS

  • Product Link™ Elite

OTHER STANDARD EQUIPMENT

  • Turbine air starter with air tank, air horn and automatic lubrication system
  • Auxiliary “buddy” dumping quick connect
  • Auxiliary steering quick connect (towing)
  • Hydraulic Filters, 1,000 hours
  • Guards for rotating components
  • Fast fill fuel and DEF remote fill system
  • Secondary steering (automatic)
  • Tie off points
  • Tow hooks (front) and tow pin (rear)
  • Vital Information Management System (VIMS)
  • Auxiliary connection ‘user defined shutdown’
  • Sight glasses for hydraulic oils
  • S•O•S℠ ports

Optional Equipment

POWER TRAIN

  • Quick change rims
  • 36R51 larger tire power train arrangement
  • Prelube, engine
  • Rear axle cooler
  • Clutch control, variable speed cooling fan

BODY

  • MSD volume: 99 m³ (130 yd³)
  • 100 m³ (131 yd³)
  • Dual slope body: 78 m³ (102 yd³)
  • Body specific side wall and tail extensions
  • Customizable body liner packages
  • Body heat exhaust
  • Rock ejectors
  • Rear body lighting group: Directional signals, Stop/tail lights

ELECTRICAL

  • Electronic Throttle Lock
  • Digital Payload Display
  • Auxiliary rear work lights, (one) RH side, (one) LH side
  • No air – electric starter with 93-amp hour batteries (four), electric horn and automatic lubrication system

OTHER ATTACHMENTS

  • Powered access stairway
  • Fuel heater, fuel water separator
  • Road Analysis Control (RAC)
  • Cold weather start (block heater)
  • Ground accessible fluid service center, hydraulic and coolant
  • Bumper towing – center pin kit
  • Communication Ar – Minestar™ radio
  • Miscellaneous:
    – Fire extinguisher, portable
    – Hub odometer, kilometers
    – Wheel chocks
    – Gauge, brake wear indicator
    – Five piece crankcase guards
    – Working at heights protection

ANTIFREEZE

  • Coolant, –50° C (–58° F)

Sign up for Riggs Cat Emails

  • This field is for validation purposes and should be left unchanged.